diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2013-10-23 18:27:10 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-11-01 15:25:48 -0400 |
| commit | 6ba81e538a786281a9650efd14c6a194f35bde04 (patch) | |
| tree | 797dd1d6af9df3f334f43567946172598cbd2ac7 /drivers/gpu/drm/radeon/si.c | |
| parent | 14ac88af156efcefac9ba3cf249ae84f9ff71d37 (diff) | |
drm/radeon: fix endian handling in rlc buffer setup
The buffers needs to be in little endian format.
Noticed-by: Sylvain BERTRAND <sylware@legeek.net>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/si.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/si.c | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c index c354c109496..b2071afa797 100644 --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -5361,52 +5361,53 @@ void si_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer) if (buffer == NULL) return; - buffer[count++] = PACKET3(PACKET3_PREAMBLE_CNTL, 0); - buffer[count++] = PACKET3_PREAMBLE_BEGIN_CLEAR_STATE; + buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0)); + buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_BEGIN_CLEAR_STATE); - buffer[count++] = PACKET3(PACKET3_CONTEXT_CONTROL, 1); - buffer[count++] = 0x80000000; - buffer[count++] = 0x80000000; + buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CONTEXT_CONTROL, 1)); + buffer[count++] = cpu_to_le32(0x80000000); + buffer[count++] = cpu_to_le32(0x80000000); for (sect = rdev->rlc.cs_data; sect->section != NULL; ++sect) { for (ext = sect->section; ext->extent != NULL; ++ext) { if (sect->id == SECT_CONTEXT) { - buffer[count++] = PACKET3(PACKET3_SET_CONTEXT_REG, ext->reg_count); - buffer[count++] = ext->reg_index - 0xa000; + buffer[count++] = + cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, ext->reg_count)); + buffer[count++] = cpu_to_le32(ext->reg_index - 0xa000); for (i = 0; i < ext->reg_count; i++) - buffer[count++] = ext->extent[i]; + buffer[count++] = cpu_to_le32(ext->extent[i]); } else { return; } } } - buffer[count++] = PACKET3(PACKET3_SET_CONTEXT_REG, 1); - buffer[count++] = PA_SC_RASTER_CONFIG - PACKET3_SET_CONTEXT_REG_START; + buffer[count++] = cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, 1)); + buffer[count++] = cpu_to_le32(PA_SC_RASTER_CONFIG - PACKET3_SET_CONTEXT_REG_START); switch (rdev->family) { case CHIP_TAHITI: case CHIP_PITCAIRN: - buffer[count++] = 0x2a00126a; + buffer[count++] = cpu_to_le32(0x2a00126a); break; case CHIP_VERDE: - buffer[count++] = 0x0000124a; + buffer[count++] = cpu_to_le32(0x0000124a); break; case CHIP_OLAND: - buffer[count++] = 0x00000082; + buffer[count++] = cpu_to_le32(0x00000082); break; case CHIP_HAINAN: - buffer[count++] = 0x00000000; + buffer[count++] = cpu_to_le32(0x00000000); break; default: - buffer[count++] = 0x00000000; + buffer[count++] = cpu_to_le32(0x00000000); break; } - buffer[count++] = PACKET3(PACKET3_PREAMBLE_CNTL, 0); - buffer[count++] = PACKET3_PREAMBLE_END_CLEAR_STATE; + buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0)); + buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_END_CLEAR_STATE); - buffer[count++] = PACKET3(PACKET3_CLEAR_STATE, 0); - buffer[count++] = 0; + buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CLEAR_STATE, 0)); + buffer[count++] = cpu_to_le32(0); } static void si_init_pg(struct radeon_device *rdev) |